`Married...With Children' vet Christina Applegate was unmarried with a child in this sitcom set in a working-class neighborhood in Buffalo. She worked in her family's bar during the first season and studied to be a nurse in the second, but the one constant (more…)`Married...With Children' vet Christina Applegate was unmarried with a child in this sitcom set in a working-class neighborhood in Buffalo. She worked in her family's bar during the first season and studied to be a nurse in the second, but the one constant was her on-again, off-again romance with a neighbor named Diego.